linux/arch/arm/include/debug/samsung.S

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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2005, 2007 Simtec Electronics
* http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*/
#include <linux/serial_s3c.h>
/* The S5PV210/S5PC110 implementations are as belows. */
.macro fifo_level_s5pv210 rd, rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UFSTAT]
ARM_BE8(rev \rd, \rd)
and \rd, \rd, #S5PV210_UFSTAT_TXMASK
.endm
.macro fifo_full_s5pv210 rd, rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UFSTAT]
ARM_BE8(rev \rd, \rd)
tst \rd, #S5PV210_UFSTAT_TXFULL
.endm
/* The S3C2440 implementations are used by default as they are the
* most widely re-used */
.macro fifo_level_s3c2440 rd, rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UFSTAT]
ARM_BE8(rev \rd, \rd)
and \rd, \rd, #S3C2440_UFSTAT_TXMASK
.endm
#ifndef fifo_level
#define fifo_level fifo_level_s3c2440
#endif
.macro fifo_full_s3c2440 rd, rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UFSTAT]
ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2440_UFSTAT_TXFULL
.endm
#ifndef fifo_full
#define fifo_full fifo_full_s3c2440
#endif
.macro senduart,rd,rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
strb \rd, [\rx, # S3C2410_UTXH]
.endm
.macro busyuart, rd, rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UFCON]
ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
beq 1001f @
@ FIFO enabled...
1003:
fifo_full \rd, \rx
bne 1003b
b 1002f
1001:
@ busy waiting for non fifo
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UTRSTAT]
ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UTRSTAT_TXFE
beq 1001b
1002: @ exit busyuart
.endm
ARM: 9004/1: debug: Split waituart to CTS and TXRDY This patch was triggered by a remark from Russell that introducing a call to the waituart (needed to fix debug prints on the Qualcomm platforms) was dangerous because in some cases this will involve waiting for a modem CTS (clear to send) signal, and debug messages would maybe not work on platforms with no modem connected to the UART port: they will just hang waiting for the modem to assert CTS and this might never happen. Looking through all UART debug drivers implementing the waituart macro I discovered that all users except two actually use this macro to check if the UART is ready for TX, let's call this TXRDY. Only two debug UART drivers actually check for CTS: - arch/arm/include/debug/8250.S - arch/arm/include/debug/tegra.S The former is very significant since the 8250 is possibly the most common UART on the planet. We have the following problem: the semantics of waituart are ambiguous making it dangerous to introduce the macro to debug code fixing debug prints for Qualcomm. To start to pry this problem apart, this patch does the following: - Convert all debug UART drivers to define two macros: - waituartcts with the clear semantic to wait for CTS to be asserted - waituarttxrdy with the clear semantic to wait for the TX capability of the UART to be ready - When doing this take care to assign the right function to each drivers macro, so they now do exactly the above. - Update the three sites in the kernel invoking the waituart macro to call waituartcts/waituarttxrdy in sequence, so that the functional impact on the kernel should be zero. After this we can start to change the code sites using this code to do the right thing. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
2020-08-27 23:25:37 +01:00
.macro waituartcts,rd,rx
.endm
.macro waituarttxrdy,rd,rx
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UFCON]
ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
beq 1001f @
@ FIFO enabled...
1003:
fifo_level \rd, \rx
teq \rd, #0
bne 1003b
b 1002f
1001:
@ idle waiting for non fifo
ARM: samsung: fix assembly syntax for new gas Recent assembler versions complain about extraneous whitespace inside [] brackets. This fixes all of these instances for the samsung platforms. We should backport this to all kernels that might need to be built with new binutils. arch/arm/kernel/entry-armv.S: Assembler messages: arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:214: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r2,[ r6,#(0x10)]' arch/arm/kernel/entry-armv.S:430: Error: ARM register expected -- `ldr r0,[ r6,#(0x14)]' arch/arm/mach-s3c24xx/sleep-s3c2410.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2410.S:48: Error: ARM register expected -- `ldr r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:49: Error: ARM register expected -- `ldr r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:50: Error: ARM register expected -- `ldr r9,[ r6 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:64: Error: ARM register expected -- `streq r7,[ r4 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:65: Error: ARM register expected -- `streq r8,[ r5 ]' arch/arm/mach-s3c24xx/sleep-s3c2410.S:66: Error: ARM register expected -- `streq r9,[ r6 ]' arch/arm/kernel/debug.S: Assembler messages: arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r2,#((0x0B0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-((0)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/mach-s3c24xx/pm-h1940.S: Assembler messages: arch/arm/mach-s3c24xx/pm-h1940.S:33: Error: ARM register expected -- `ldr pc,[ r0,#((0x0B8)+(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000))))-(((0x56000000)-(0x50000000))+(0xF6000000+(0x01000000)))]' arch/arm/mach-s3c24xx/sleep-s3c2412.S: Assembler messages: arch/arm/mach-s3c24xx/sleep-s3c2412.S:60: Error: ARM register expected -- `ldrne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:61: Error: ARM register expected -- `strne r9,[ r1 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:62: Error: ARM register expected -- `ldrne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:63: Error: ARM register expected -- `strne r9,[ r2 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:64: Error: ARM register expected -- `ldrne r9,[ r3 ]' arch/arm/mach-s3c24xx/sleep-s3c2412.S:65: Error: ARM register expected -- `strne r9,[ r3 ]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:83: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x08)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x18)]' arch/arm/kernel/debug.S:85: Error: ARM register expected -- `ldr r2,[ r3,#(0x10)]' Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: stable@vger.kernel.org
2013-01-08 21:58:31 +00:00
ldr \rd, [\rx, # S3C2410_UTRSTAT]
ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UTRSTAT_TXFE
beq 1001b
1002: @ exit busyuart
.endm